A high-profile study in which U.S. researchers reported they had turned human skin cells into embryonic stem cells contained errors, its lead author has acknowledged.
U.S. researchers have reported a breakthrough in stem cell research, describing how they turned human skin cells into embyronic stem cells for the first time.
A lab experiment that rode to space two years ago has offered new clues about why astronauts’ immune systems struggle to perform in zero gravity, U.S. military researchers said.
Life, but not as you know it: the microscopic world of cells viewed under a microscope.
In an important advance in the quest for an AIDS cure, an Australian scientist says he has discovered a way to turn the HIV virus against itself in human cells in the laboratory.
A new DNA test can restore at least part of the identity of long-dead people who left no trace of their image, scientists report.
Why does adult human heart fail to regenerate following a heart attack? A new study may have found the answer to this long-standing puzzle by simulating human-like heart attacks in newborn and adult mice.
Medical advances this century may will make our future more bizarre. Get ready for medical science to push the boundaries of what it means to be human.
Can life arise from nothing but a chaotic assortment of basic molecules? The answer is a lot closer following a series of ingenious experiments that have shown evolution at work in non-living molecules.
Marijuana smoke harms cells and DNA more than tobacco smoke does, while tobacco causes more intensive damage to chromosome structure, new research reports.